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MapReduce, mail # user - Hadoop Metrics Issue in ganglia.


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Re: Hadoop Metrics Issue in ganglia.
orahad bigdata 2013-09-14, 19:14
Hi Yusaku,

I tried your suggestion, but it still not working.

Please guide me.

Thanks

On 9/13/13, Yusaku Sako <[EMAIL PROTECTED]> wrote:
> I've had similar issues in the past and what I had to do was to list out
> the FQDNs first before the shortnames in /etc/hosts.  Like so:
>
> 192.168.126.129 master.bigmix.com master loghost
> 192.168.126.130 clone1.bigmix.com clone1
> 192.168.126.133 clone2.bigmix.com clone2
>
> Yusaku
>
>
> On Thu, Sep 12, 2013 at 11:55 AM, orahad bigdata
> <[EMAIL PROTECTED]>wrote:
>
>> Hi,
>>
>> Thanks for your reply.
>>
>> @Chris - I haven't tried this on ganglia forums because I thought this
>> is something related to Hadoop. Though I'm able to see default metrics
>> from every nodes.
>>
>> @Artem
>> I'm not using any firewall, In addition my host entry looks like below.
>>
>> 192.168.126.129 master master.bigmix.com loghost
>> 192.168.126.130 clone1 clone1.bigmix.com
>> 192.168.126.133 clone2 clone2.bigmix.com
>>
>> I'm also able to lookup these machines through dns ( nslookup, host).
>>
>> Did I missed something?
>>
>> Thanks
>>
>> On 9/12/13, Artem Ervits <[EMAIL PROTECTED]> wrote:
>> > Check firewall and /etc/hosts also make sure hosts lines up with result
>> of
>> > hostname -f command. Both hostname -f and hosts entries should have
>> > fqdn
>> > names. I use ambari to install my cluster, including ganglia metrics
>> > and
>> I
>> > had identical issue. Once I corrected that it started working.
>> >
>> >
>> > Artem Ervits
>> > Data Analyst
>> > New York Presbyterian Hospital
>> >
>> > ----- Original Message -----
>> > From: Chris Embree [mailto:[EMAIL PROTECTED]]
>> > Sent: Wednesday, September 11, 2013 02:40 PM
>> > To: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
>> > Subject: Re: Hadoop Metrics Issue in ganglia.
>> >
>> > Did you try ganglia forums/lists?
>> >
>> >
>> > On 9/11/13, orahad bigdata <[EMAIL PROTECTED]> wrote:
>> >> Hi All,
>> >>
>> >> Can somebody help me please?
>> >>
>> >> Thanks
>> >> On 9/11/13, orahad bigdata <[EMAIL PROTECTED]> wrote:
>> >>> Hi All,
>> >>>
>> >>> I'm facing an issue while showing Hadoop metrics in ganglia, Though I
>> >>> have installed ganglia on my master/slaves nodes and I'm able to see
>> >>> all the default metrics on ganglia UI from all the nodes but I'm not
>> >>> able to see Hadoop metrics in metrics section.
>> >>>
>> >>> versions:-
>> >>> Hadoop 1.1.1
>> >>> ganglia  3.0.7
>> >>>
>> >>> hadoop-metrics2.properties -----
>> >>>
>> >>> dfs.class=org.apache.hadoop.metrics.ganglia.GangliaContext31
>> >>> dfs.period=10
>> >>> dfs.servers=master:8649
>> >>> mapred.class=org.apache.hadoop.metrics.ganglia.GangliaContext31
>> >>> mapred.period=10
>> >>> mapred.servers=master:8649
>> >>>
>> >>> please guide.
>> >>>
>> >>> Thanks
>> >>>
>> >>
>> >
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